20103712

素因数分解:

$2^5\times {\mathrm{499}}^1\times {\mathrm{1259}}^1$

素因数の和:1768

約数の個数: 24

約数和(自身を含む): 39690000

約数和(自身を除く): 19586288

約数列:

[1, 2, 4, 8, 16, 32, 499, 998, 1259, 1996, 2518, 3992, 5036, 7984, 10072, 15968, 20144, 40288, 628241, 1256482, 2512964, 5025928, 10051856, 20103712]

約数ペア:

[(1, 20103712), (2, 10051856), (4, 5025928), (8, 2512964), (16, 1256482), (32, 628241), (499, 40288), (998, 20144), (1259, 15968), (1996, 10072), (2518, 7984), (3992, 5036)]